2521346303 has 12 divisors (see below), whose sum is σ = 3087363960. Its totient is φ = 2047408272.

The previous prime is 2521346251. The next prime is 2521346371. The reversal of 2521346303 is 3036431252.

It is not a de Polignac number, because 2521346303 - 2⁶ = 2521346239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521346203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1353176 + ... + 1355037.

It is an arithmetic number, because the mean of its divisors is an integer number (257280330).

Almost surely, 2^2521346303 is an apocalyptic number.

2521346303 is a deficient number, since it is larger than the sum of its proper divisors (566017657).

2521346303 is a wasteful number, since it uses less digits than its factorization.

2521346303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708246 (or 2708239 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 2521346303 is about 50213.0093003795. The cubic root of 2521346303 is about 1361.0607178682.

Adding to 2521346303 its reverse (3036431252), we get a palindrome (5557777555).

The spelling of 2521346303 in words is "two billion, five hundred twenty-one million, three hundred forty-six thousand, three hundred three".